*{
    margin: 0;
    padding:0;
}
.bottom .center {
    width: 1200px;
    height: 100px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    align-items: center;
    background-color: black;
}
.bottom{
    background-color: black;
}
.bottom .center ul {
    display: flex;
}

.bottom .center ul li a {
    text-decoration: none;
    color: gray;
    font-size: 14px;
}

.bottom .center ul li {
    margin-right: 50px;
    margin-top: 25px;
}

.bottom .center > a {
    height: 20px;
    font-size: 10px;
    text-decoration: none;
    color: gray;
}
.main{
    width: 1511px;
    height: 600px;
    background: url(../imgs/hp_loginlage_20211014.jpg) center center no-repeat;
    overflow: hidden;
    margin: 0 auto;
    background-color: blue;
}
.top{
    display: flex;
    height: 100px;
    width: 1200px;
    margin: 0 auto;
    align-items: center;
}
.top p:nth-of-type(1){
    margin-left: 30px;
    margin-right: 680px;
}
.main form{
    width: 400px;
    height: 400px;
    margin-top: 100px;
    margin-left: 200px;
    background-color: white;
}
.main p{
    height: 100px;
    line-height: 100px;
    margin-bottom: 20px;
    font-size: 30px;
    padding-left: 15px;
}
.main div{
    margin-bottom: 20px;
    display: flex; 
    height: 34px;
    width: 380px;
    margin-left: 15px;
}
.main div input{
    width: 330px;
    outline: none;
    border: 1px solid gray;
    border-left: none;
}
.main div span{
    width: 38px;
    height: 32px;
    display: block;
    border: 1px solid gray;
    border-right: none;
}
.main .box{
    margin:40px 0 20px 15px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.main .box a{
    text-decoration: none;
    color: gray;
}
.x{
    display: block;
    width: 300px;
    height: 50px;
    border: none;
    color: white;
    font-size: 20px;
    margin-left: 45px;
    background-color: red;
}
.x:hover{
    background-color: black;
    cursor: pointer;
}
.y:hover{
    border: 2px solid black;
}